Robayo-Salazar, Rafael Andres, Ruby Mejía de Gutiérrez, and Alexandra Jimena Mulford-Carvajal. 2016. “Production of building elements based on alkali-activated red clay brick waste”. Revista Facultad de Ingeniería 25 (43):21-30. https://doi.org/10.19053/01211129.v25.n43.2016.5294.